The 29-year-old former England international only managed two goals in 15 games during an injury-plagued season at Goodison Park last term but Blades boss Robson remains keen to lure him to Bramall Lane.
He told the club´s official website, www.sufc.premiumtv.co.uk: "Negotiations have gone well with James and his advisors so hopefully there will be something by the end of the week."
Copyright (c) PA Sport 2007, All Rights Reserved.
Do YOU want to write for GiveMeSport? Get started today by signing-up and submitting an article HERE: https://www.givemesport.com/writeforgms